Ceres is the largest 'asteroid' in our solar system, big enough that it's actually classified as a dwarf planet, like Pluto.

The asteroid 66 million years ago that led to the extinction of the dinosaurs hit at a 60-degree angle — ensuring maximum death and destruction.

Astronomers say a recently-discovered asteroid nearly landed on Earth, and that it could have caused serious damage if it were to make landfall on the planet. The European Space Agency says the ...

New findings indicate dinosaurs were flourishing just before the asteroid strike. Fossils from New Mexico show diverse and healthy dinosaur populations. This evidence supports the theory that the ...

Because it's big enough to be deemed a "city killer," asteroid 2024 YR4 became a source of alarm due to the uncommonly high risk it had of colliding with Earth on Dec. 22, 2032. While Earth may no ...

A newly discovered asteroid just whizzed past Earth, marking the second-closest asteroid flyby on record, astronomers say. The asteroid flew over Antarctica just before 9 p.m. ET on Sept. 30, about ...

An asteroid entered Earth's personal space bubble last Thursday. Astronomers from the European Space Agency recorded the second closest flyby of Earth on Sept. 30, dubbing the floating space rock 2025 ...

If an asteroid is on a collision course with the moon, what should humanity do? Try to nudge the space rock out of the way before it strikes? Obliterate it with a nuclear explosion? Such a cosmic ...

Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed flourishing communities.

What happened after Michael J. Fox finally met Eric Stoltz 40 years after replacing the actor in 'Back to the Future' ...